The browsers are Linux specific at the moment. Dillo may be compiled for windows if you know what you are doing as its open source so freely available.
Cacheing proxies are available for windows. There is a 3 user demo(no time limit) here
http://www.youngzsoft.net/ccproxy/pr...r-download.htm
For people on dialup these can make a substantial increase in speed of pages loading.
Ian